{
  "data": {
    "a": {
      "slug": "pipecat-phonellm",
      "name": "Pipecat PhoneLLM",
      "vendor": "Daily",
      "vendorUrl": "https://www.daily.co/blog/phonellm-alpha-2/",
      "kind": "model",
      "category": "voice-agents",
      "summary": "Pipecat PhoneLLM is Daily's open-weight text model for the language step of phone voice agents, with tool calling. Alpha 2, released 15 October 2026, comes as Mini (30B, on Workers AI) and Max (120B, weights and dedicated endpoints).",
      "url": "https://www.anchorterminal.com/tools/pipecat-phonellm",
      "markdownUrl": "https://www.anchorterminal.com/tools/pipecat-phonellm.md",
      "slimMarkdownUrl": "https://www.anchorterminal.com/tools/pipecat-phonellm.min.md",
      "jsonUrl": "https://www.anchorterminal.com/api/v1/tools/pipecat-phonellm.json",
      "repo": "https://huggingface.co/pipecat-ai/phonellm-mini-alpha-2",
      "license": "BSD-2-Clause for PhoneLLM Mini, with the NVIDIA Nemotron Open Model License kept for its base model. OpenMDW-1.1 for PhoneLLM Max, the licence of its base model. Workers AI, the hosted route graded, is a service under Cloudflare's terms",
      "transports": [
        "http"
      ],
      "remoteUrl": "https://api.cloudflare.com/client/v4/accounts/{account_id}/ai/run/@cf/daily-co/phonellm-mini-alpha-2",
      "packages": [],
      "auth": "api-key",
      "authNotes": "On Workers AI, a Cloudflare API token with Workers AI permission on one account, sent as a Bearer header. Inside a Worker the `AI` binding needs no token. The weights of both sizes download from Hugging Face without an account or approval, and a self-hosted vLLM server has whatever authentication the owner adds. Baseten, Modal and AWS SageMaker each need their own account.",
      "pricing": "freemium",
      "pricingNotes": "PhoneLLM Mini costs $0.06 per million input tokens and $0.24 per million output tokens on Workers AI (5,455 and 21,818 neurons), with no cached-input price listed. Workers AI includes 10,000 neurons a day on the Free and Paid Workers plans (https://developers.cloudflare.com/workers-ai/platform/pricing/, read 17 October 2026). Max has no per-token route. It runs on dedicated GPU endpoints at Baseten or Modal, billed for compute, or on the owner's hardware (two B200 or B300 GPUs for BF16, per the card). The weights are free to download.",
      "priceSummary": "from $0.06 / 1M in",
      "where": "hosted",
      "x402": {
        "level": "no",
        "evidence": "Cloudflare's Machine Payments beta takes x402 on `POST /ai/run` for four models, and PhoneLLM Mini isn't one of them (https://developers.cloudflare.com/ai-gateway/features/machine-payments/, read 17 October 2026). No x402, MPP or L402 on the Daily post or the model cards.",
        "endpoints": []
      },
      "toolCount": null,
      "popularity": {
        "githubStars": null,
        "npmWeekly": null,
        "pypiWeekly": null,
        "asOf": "2026-10-17"
      },
      "docsUrl": "https://huggingface.co/pipecat-ai/phonellm-mini-alpha-2",
      "llmsTxt": "https://developers.cloudflare.com/llms.txt",
      "capabilities": [
        "voice.pipeline",
        "voice.tools",
        "inference.llm",
        "inference.open-weights"
      ],
      "tags": [
        "model",
        "open-weights",
        "hosted",
        "alpha",
        "new",
        "free-tier",
        "no-card",
        "usage-priced",
        "llms-txt",
        "openai-compatible",
        "telephony",
        "gpu"
      ],
      "lastRelease": "2026-10-15",
      "graded": true,
      "anchor": {
        "graded": true,
        "score": 59,
        "grade": "C",
        "agentReady": false,
        "rank": 646,
        "ranked": true,
        "rankOf": 1222,
        "categoryRank": 12,
        "methodology": "0.7",
        "run": "2026-10-01",
        "scores": {
          "ergonomics": 61,
          "maintenance": 58,
          "payments": 40,
          "reliability": 53,
          "schema": 72,
          "security": 66,
          "transparency": 59
        },
        "pending": [
          "performance",
          "tasks"
        ],
        "assessment": {
          "confidence": "medium",
          "date": "2026-10-17"
        },
        "negative": 0,
        "verdict": "PhoneLLM Mini is callable per token on Workers AI at $0.06 input and $0.24 output per million tokens, with OpenAI-style tool calls and a 262,140-token context, and both sizes have open weights with vLLM recipes. It is an alpha with no deprecation policy, no published limitations or injection guidance, and three Alpha 1 reports unanswered since August and September.",
        "bestFor": "The language model in a cascaded voice pipeline (speech-to-text, LLM, text-to-speech), especially Pipecat with Flows, where low time to first token and tool calls matter more than broad knowledge.",
        "strengths": [
          "Mini is on Workers AI at $0.06 per million input and $0.24 per million output tokens, inside the 10,000 free neurons a day",
          "Both sizes are trained for multi-turn tool calling and Pipecat Flows, and take OpenAI-style `tools` and `tool_choice`",
          "Ungated weights in BF16, FP8 and NVFP4, with vLLM 0.30 recipes measured on B200 GPUs in each card",
          "Mini is BSD-2-Clause and Max OpenMDW-1.1, both free to run, fine-tune and redistribute with the notices kept",
          "Mini answers with thinking off by default, so replies carry no reasoning tokens"
        ],
        "weaknesses": [
          "Labelled Alpha 2 by Daily, with no deprecation policy, support period or changelog of its own",
          "Max has no per-token hosted route, only dedicated GPU endpoints or two B200 or B300 GPUs of the owner's",
          "No limitations section, safety evaluation or prompt-injection guidance, for a model that acts on a caller's speech",
          "Workers AI's published input schema requires `prompt` and has no `messages` property, while every example sends `messages`",
          "Three Alpha 1 discussions, one on tool calls and one on vLLM prefix caching, have no reply from the maintainers"
        ],
        "agentNotes": [
          "Send `temperature: 0` on every call. The repositories' generation_config.json samples by default, and Max's sets temperature 1.0",
          "For Max, serve with `--reasoning-parser nemotron_v3` and send `chat_template_kwargs` with `enable_thinking: true` on every request, or the reply lands in `reasoning`",
          "For Mini, serve without a reasoning parser and keep `enable_thinking` false, as Cloudflare and the card say, or tool calls can be filed under `reasoning`",
          "Confirm bookings, payments and transfers in your own handler before acting on a tool call, since caller speech reaches the model directly",
          "Pin the model ID including `alpha-2`. Daily states no notice period, and a later alpha may replace it"
        ],
        "metrics": {
          "kind": "remote",
          "measured": false
        },
        "reviewCount": 4,
        "avgRating": 2.8,
        "history": [
          {
            "basis": "public evidence",
            "confidence": "medium",
            "grade": "C",
            "methodology": "0.7",
            "pending": [
              "performance",
              "tasks"
            ],
            "run": "2026-10-01",
            "runLabel": "October 2026 research run",
            "score": 59
          }
        ],
        "editorialScores": {
          "ergonomics": 61,
          "maintenance": 58,
          "payments": 40,
          "reliability": 53,
          "schema": 72,
          "security": 66,
          "transparency": 55
        },
        "provenanceScore": 63,
        "checked": {
          "categories": {
            "ergonomics": "2026-10-17",
            "maintenance": "2026-10-17",
            "payments": "2026-10-17",
            "reliability": "2026-10-17",
            "schema": "2026-10-17",
            "security": "2026-10-17",
            "transparency": "2026-10-17"
          },
          "last": "2026-10-17",
          "lastMoved": "2026-10-27",
          "oldest": "2026-10-17",
          "stale": false,
          "staleAfterDays": 90
        }
      },
      "connect": {
        "install": "vllm serve pipecat-ai/phonellm-mini-alpha-2 \\\n  --served-model-name phonellm-mini-alpha-2 \\\n  --trust-remote-code \\\n  --dtype bfloat16 \\\n  --max-model-len 32768 \\\n  --max-num-seqs 256 \\\n  --enable-prefix-caching \\\n  --async-scheduling \\\n  --mamba-ssm-cache-dtype float32 \\\n  --enable-auto-tool-choice \\\n  --tool-call-parser qwen3_coder",
        "http": "curl https://api.cloudflare.com/client/v4/accounts/$CLOUDFLARE_ACCOUNT_ID/ai/run/@cf/daily-co/phonellm-mini-alpha-2 \\\n  -X POST \\\n  -H \"Authorization: Bearer $CLOUDFLARE_AUTH_TOKEN\" \\\n  -d '{ \"messages\": [{ \"role\": \"system\", \"content\": \"You are a friendly assistant\" }, { \"role\": \"user\", \"content\": \"Why is pizza so good\" }], \"temperature\": 0, \"chat_template_kwargs\": { \"enable_thinking\": false } }'"
      },
      "letme": {
        "capability": "https://letme.dev/voice.pipeline",
        "tool": "https://letme.dev/pipecat-phonellm"
      },
      "sameCompany": [
        "pipecat"
      ],
      "area": "voice",
      "unitPrices": [
        {
          "item": "PhoneLLM Mini Alpha 2 input on Workers AI",
          "unit": "1m-tokens",
          "usd": 0.06,
          "note": "5,455 neurons. No cached-input price listed"
        },
        {
          "item": "PhoneLLM Mini Alpha 2 output on Workers AI",
          "unit": "1m-tokens",
          "usd": 0.24,
          "note": "21,818 neurons"
        }
      ],
      "provenance": {
        "legalEntity": "Daily",
        "domain": "pipecat.ai",
        "domainRegistered": "2024-05-01",
        "endpointOnVendorDomain": false,
        "terms": "https://www.daily.co/legal/terms-of-service/",
        "privacy": "https://www.daily.co/legal/privacy/",
        "statusPage": "https://www.cloudflarestatus.com",
        "changelog": "",
        "securityTxt": "none",
        "checked": "2026-10-17",
        "notes": [
          "The weights are published by the pipecat-ai organisation on Hugging Face, and Mini's LICENSE reads 'Copyright (c) 2026, Daily'. Legal entity, domain date, terms, privacy and security.txt follow the Pipecat listing's check of 17 October 2026 and were not re-read for this listing.",
          "The graded hosted route is Cloudflare's, at api.cloudflare.com, so the status page is Cloudflare's. Daily runs no endpoint of its own for PhoneLLM.",
          "No changelog of PhoneLLM's own was found. Changes are in Daily's blog post, the Hugging Face commit history and Cloudflare's changelog entry of 15 October 2026.",
          "Pages were read with curl after each host's robots.txt (www.daily.co, huggingface.co, developers.cloudflare.com, www.cloudflarestatus.com, www.pipecat.ai, modal.com)."
        ],
        "score": 63
      },
      "pageJsonUrl": "https://www.anchorterminal.com/tools/pipecat-phonellm.json",
      "live": {
        "slug": "pipecat-phonellm",
        "probe": {
          "target": "https://api.cloudflare.com/client/v4/accounts/{account_id}/ai/run/@cf/daily-co/phonellm-mini-alpha-2",
          "method": "get",
          "lastAt": "2026-10-29T20:41:22.760340153Z",
          "lastOk": true,
          "lastStatus": 404,
          "lastMs": 22,
          "authRequired": false,
          "uptime24h": 100,
          "uptime30d": 100,
          "p50ms24h": 29,
          "p95ms24h": 79,
          "samples24h": 249,
          "samples30d": 3005,
          "days": [
            {
              "date": "2026-10-17",
              "probes": 21,
              "ok": 21
            },
            {
              "date": "2026-10-18",
              "probes": 256,
              "ok": 256
            },
            {
              "date": "2026-10-19",
              "probes": 255,
              "ok": 255
            },
            {
              "date": "2026-10-20",
              "probes": 252,
              "ok": 252
            },
            {
              "date": "2026-10-21",
              "probes": 253,
              "ok": 253
            },
            {
              "date": "2026-10-22",
              "probes": 253,
              "ok": 253
            },
            {
              "date": "2026-10-23",
              "probes": 248,
              "ok": 248
            },
            {
              "date": "2026-10-24",
              "probes": 251,
              "ok": 251
            },
            {
              "date": "2026-10-25",
              "probes": 250,
              "ok": 250
            },
            {
              "date": "2026-10-26",
              "probes": 252,
              "ok": 252
            },
            {
              "date": "2026-10-27",
              "probes": 249,
              "ok": 249
            },
            {
              "date": "2026-10-28",
              "probes": 250,
              "ok": 250
            },
            {
              "date": "2026-10-29",
              "probes": 215,
              "ok": 215
            }
          ]
        },
        "vendorStatus": {
          "page": "https://www.cloudflarestatus.com",
          "indicator": "major",
          "summary": "Partial System Outage",
          "checkedAt": "2026-10-29T20:31:33.147861747Z"
        },
        "securityTxt": {
          "url": "https://pipecat.ai/.well-known/security.txt",
          "state": "none",
          "checkedAt": "2026-10-29T15:37:15.46319095Z"
        },
        "llmsTxt": {
          "url": "https://developers.cloudflare.com/llms.txt",
          "ok": true,
          "status": 200,
          "checkedAt": "2026-10-29T15:05:18.499210343Z"
        },
        "domain": {
          "domain": "pipecat.ai",
          "registered": "2024-05-01",
          "source": "https://rdap.identitydigital.services/rdap/domain/pipecat.ai",
          "checkedAt": "2026-10-25T14:02:57.210621719Z"
        },
        "pages": [
          {
            "url": "https://www.daily.co/legal/privacy/",
            "kind": "privacy",
            "status": 200,
            "checkedAt": "2026-10-29T05:21:42.838370124Z",
            "changedAt": "0001-01-01T00:00:00Z",
            "fingerprint": "0100275d4e6b"
          },
          {
            "url": "https://www.daily.co/legal/terms-of-service/",
            "kind": "terms",
            "status": 200,
            "checkedAt": "2026-10-29T05:21:45.719988998Z",
            "changedAt": "0001-01-01T00:00:00Z",
            "fingerprint": "c64f8e3a735a"
          }
        ],
        "updatedAt": "2026-10-29T20:41:22.760340153Z"
      }
    },
    "answer": "Pipecat PhoneLLM scores 59 (C) on agent readiness against Rime Prism's 57.9 (C), and leads in 3 of 7 scored categories. Rime Prism leads on agent ergonomics, maintenance \u0026 community and transparency \u0026 trust.",
    "b": {
      "slug": "rime-prism",
      "name": "Rime Prism",
      "vendor": "Rime Labs",
      "vendorUrl": "https://www.rime.ai/prism",
      "kind": "http-api",
      "category": "voice-agents",
      "summary": "Prism is Rime's speech-to-speech model for voice agents. It takes caller audio over one WebSocket, decides when the caller has finished, calls the developer's tools and replies in speech with matching text, in English.",
      "url": "https://www.anchorterminal.com/tools/rime-prism",
      "markdownUrl": "https://www.anchorterminal.com/tools/rime-prism.md",
      "slimMarkdownUrl": "https://www.anchorterminal.com/tools/rime-prism.min.md",
      "jsonUrl": "https://www.anchorterminal.com/api/v1/tools/rime-prism.json",
      "license": "Proprietary hosted service under Rime's terms. The Rime SDK used to call it (github.com/rimelabs/rime-sdk) is MIT.",
      "transports": [
        "websocket"
      ],
      "remoteUrl": "wss://prism.api.rime.ai/v1/realtime",
      "packages": [
        {
          "registry": "pypi",
          "name": "rimelabs-sdk"
        },
        {
          "registry": "npm",
          "name": "@rimelabs/sdk"
        },
        {
          "registry": "go",
          "name": "github.com/rimelabs/rime-sdk/go"
        },
        {
          "registry": "cargo",
          "name": "rimelabs-sdk"
        }
      ],
      "auth": "api-key",
      "authNotes": "Rime API key from the dashboard, sent as `Authorization: Bearer` on the WebSocket upgrade from a backend. Prism reads no query parameters, so the key can't go in the URL, and it has no ephemeral tokens for browsers or phones. The same key covers Rime's text-to-speech and speech-to-text. No scoped or read-only keys were found in the docs.",
      "pricing": "freemium",
      "pricingNotes": "$0.08 a minute of call audio on Flex (pay as you go, card billed monthly) and $0.064 on Scale ($100 a month of credit, 20% off). Every account gets $50 of usage a month across Rime's models, Prism included, with no card. Fine-tuning, custom voices, VPC or on-prem deployment, SLAs and a BAA are Enterprise items with custom pricing (https://www.rime.ai/pricing, checked 2026-10-28).",
      "priceSummary": "Freemium",
      "where": "hosted",
      "x402": {
        "level": "no",
        "evidence": "No x402, MPP or L402 in the Prism docs, the API reference or the pricing page, checked 2026-10-28. Paid plans bill a card monthly.",
        "endpoints": []
      },
      "toolCount": null,
      "popularity": {
        "githubStars": null,
        "npmWeekly": null,
        "pypiWeekly": null,
        "asOf": "2026-10-28"
      },
      "docsUrl": "https://docs.rime.ai/docs/prism/overview",
      "llmsTxt": "https://docs.rime.ai/llms.txt",
      "capabilities": [
        "voice.speech-to-speech",
        "voice.agent",
        "voice.tools"
      ],
      "tags": [
        "hosted",
        "freemium",
        "no-card",
        "free-tier",
        "closed-source",
        "speech-to-speech",
        "websocket",
        "streaming",
        "function-calling",
        "llms-txt",
        "python",
        "typescript",
        "go",
        "rust",
        "status-page",
        "soc2",
        "hipaa",
        "enterprise"
      ],
      "lastRelease": "2026-10-28",
      "graded": true,
      "anchor": {
        "graded": true,
        "score": 57.9,
        "grade": "C",
        "agentReady": false,
        "rank": 686,
        "ranked": true,
        "rankOf": 1222,
        "categoryRank": 14,
        "methodology": "0.7",
        "run": "2026-10-01",
        "scores": {
          "ergonomics": 73,
          "maintenance": 65,
          "payments": 40,
          "reliability": 41,
          "schema": 69,
          "security": 56,
          "transparency": 70
        },
        "pending": [
          "performance",
          "tasks"
        ],
        "assessment": {
          "confidence": "medium",
          "date": "2026-10-28"
        },
        "negative": 0,
        "verdict": "Prism's WebSocket API is well documented for a launch-day product, with typed events, 41 error codes that say what to do and a published per-minute price with free monthly usage. It has no Prism component or history on Rime's status page, no published concurrency limit, alpha SDKs, English only, and no data-handling statement that covers caller audio.",
        "bestFor": "English voice agents on Rime's cloud that want one speech-to-speech model with their own tools, and teams moving an OpenAI Realtime beta client who can bridge phone audio themselves.",
        "strengths": [
          "Errors page lists 41 codes, each with scope, the field at fault, a correlation ID and what to do",
          "$0.08 a minute on Flex, with $50 of free usage a month and no card",
          "Uses OpenAI Realtime beta event names, with a migration guide for WebSocket, LiveKit, Pipecat and OpenAI SDK clients",
          "Key only in the upgrade header, and Prism reads no query parameters",
          "Context truncation is configurable and each reply reports what was left out and its token usage"
        ],
        "weaknesses": [
          "Rime's status page had no Prism component on launch day, and there is no incident history for it",
          "No concurrency limit per account or key was found, and a full server refuses with 503",
          "All four SDKs are 0.1.0 alpha releases that may change their API",
          "English only, four voices, 16 kHz PCM16 in, with no mu-law, so phone calls need a bridge",
          "Privacy and security pages describe text in, audio out, and say nothing specific about caller audio"
        ],
        "agentNotes": [
          "Connect from a backend with `Authorization: Bearer`, since Prism has no browser tokens and reads no query parameters.",
          "Send `session.update` before any audio, or every append fails with `session_not_initialized`.",
          "Keep streaming audio, silence included, while Prism speaks, because it finds turn ends and interruptions from that audio.",
          "Ask for the continuation after each tool result, since Prism doesn't resume on its own, and never rerun a call with an unknown outcome.",
          "Pin the exact SDK version, because the SDKs are alpha and a new release can change the API."
        ],
        "metrics": {
          "kind": "remote",
          "measured": false
        },
        "reviewCount": 0,
        "avgRating": 0,
        "history": [
          {
            "basis": "public evidence",
            "confidence": "medium",
            "grade": "C",
            "methodology": "0.7",
            "pending": [
              "performance",
              "tasks"
            ],
            "run": "2026-10-01",
            "runLabel": "October 2026 research run",
            "score": 57.9
          }
        ],
        "editorialScores": {
          "ergonomics": 73,
          "maintenance": 65,
          "payments": 40,
          "reliability": 41,
          "schema": 69,
          "security": 56,
          "transparency": 58
        },
        "provenanceScore": 81,
        "checked": {
          "categories": {
            "ergonomics": "2026-10-28",
            "maintenance": "2026-10-28",
            "payments": "2026-10-28",
            "reliability": "2026-10-28",
            "schema": "2026-10-28",
            "security": "2026-10-28",
            "transparency": "2026-10-28"
          },
          "last": "2026-10-28",
          "oldest": "2026-10-28",
          "stale": false,
          "staleAfterDays": 90
        }
      },
      "connect": {
        "install": "uv add \"rimelabs-sdk==0.1.0a25\""
      },
      "letme": {
        "capability": "https://letme.dev/voice.speech-to-speech",
        "tool": "https://letme.dev/rime-prism"
      },
      "sameCompany": [
        "rime-tts"
      ],
      "area": "voice",
      "unitPrices": [
        {
          "item": "Prism, Flex",
          "unit": "call-minute",
          "usd": 0.08,
          "note": "Metered by the minute of call audio, pay as you go. Pricing page, checked 28 October 2026"
        },
        {
          "item": "Prism, Scale",
          "unit": "call-minute",
          "usd": 0.064,
          "note": "20% off Flex for $100 a month of credit, which rolls over up to $200. Pricing page, checked 28 October 2026"
        }
      ],
      "provenance": {
        "legalEntity": "Rime Labs, Inc.",
        "domain": "rime.ai",
        "domainRegistered": "2020-03-12",
        "endpointOnVendorDomain": true,
        "terms": "https://www.rime.ai/terms",
        "privacy": "https://www.rime.ai/privacy",
        "statusPage": "https://www.rimestat.us",
        "changelog": "https://docs.rime.ai/docs/changelog",
        "securityTxt": "none",
        "checked": "2026-10-28",
        "notes": [
          "The terms name Rime Labs, Inc., the same entity as the rime-tts listing. The domain registration date stands per that listing's check of 30 September 2026 and wasn't re-read.",
          "status.rime.ai redirects to www.rimestat.us, an incident.io page with Text-to-speech API and Platform API components and data since 30 August 2026. It had no Prism component on 28 October 2026.",
          "www.rime.ai/.well-known/security.txt answered 404. The security page links a vulnerability disclosure policy.",
          "The Prism endpoint is on prism.api.rime.ai, under the vendor's own domain."
        ],
        "score": 81
      },
      "pageJsonUrl": "https://www.anchorterminal.com/tools/rime-prism.json",
      "live": {
        "slug": "rime-prism",
        "probe": {
          "target": "wss://prism.api.rime.ai/v1/realtime",
          "method": "get",
          "lastAt": "2026-10-29T20:41:25.616992818Z",
          "lastOk": false,
          "lastStatus": 0,
          "lastMs": 0,
          "lastNote": "unsupported protocol scheme \"wss\"",
          "authRequired": false,
          "uptime24h": 0,
          "uptime30d": 0,
          "p50ms24h": 0,
          "p95ms24h": 0,
          "samples24h": 36,
          "samples30d": 36,
          "days": [
            {
              "date": "2026-10-29",
              "probes": 36,
              "ok": 0
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          "outages": [
            {
              "start": "2026-10-29T17:19:57.075096127Z",
              "end": "0001-01-01T00:00:00Z",
              "note": "unsupported protocol scheme \"wss\""
            }
          ]
        },
        "vendorStatus": {
          "page": "https://www.rimestat.us",
          "indicator": "none",
          "summary": "All Systems Operational",
          "checkedAt": "2026-10-29T20:31:37.377251634Z"
        },
        "updatedAt": "2026-10-29T20:41:25.616992818Z"
      }
    },
    "facts": [
      {
        "a": "Model API",
        "b": "HTTP API",
        "name": "Kind"
      },
      {
        "a": "Daily",
        "b": "Rime Labs",
        "name": "Vendor"
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      {
        "a": "https://api.cloudflare.com/client/v4/accounts/{account_id}/ai/run/@cf/daily-co/phonellm-mini-alpha-2",
        "b": "wss://prism.api.rime.ai/v1/realtime",
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      },
      {
        "a": "HTTP",
        "b": "websocket",
        "name": "Transports"
      },
      {
        "a": "API key",
        "b": "API key",
        "name": "Auth"
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      {
        "a": "Freemium",
        "b": "Freemium",
        "name": "Pricing"
      },
      {
        "a": "no",
        "b": "no",
        "name": "x402"
      },
      {
        "a": "BSD-2-Clause for PhoneLLM Mini, with the NVIDIA Nemotron Open Model License kept for its base model. OpenMDW-1.1 for PhoneLLM Max, the licence of its base model. Workers AI, the hosted route graded, is a service under Cloudflare's terms",
        "b": "Proprietary hosted service under Rime's terms. The Rime SDK used to call it (github.com/rimelabs/rime-sdk) is MIT.",
        "name": "Licence"
      },
      {
        "a": "no",
        "b": "no",
        "name": "Read-only variant documented"
      },
      {
        "a": "yes",
        "b": "yes",
        "name": "llms.txt"
      },
      {
        "a": "2026-10-15",
        "b": "2026-10-28",
        "name": "Last release"
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      {
        "a": "",
        "b": "no date given",
        "name": "Terms last updated"
      },
      {
        "a": "",
        "b": "no date given",
        "name": "Privacy policy last updated"
      },
      {
        "a": "",
        "b": "not found in the text",
        "name": "Customer content may train models"
      },
      {
        "a": "",
        "b": "not found in the text",
        "name": "Terms restrict automated access"
      },
      {
        "a": "",
        "b": "yes",
        "name": "Terms restrict benchmarking"
      },
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        "a": "",
        "b": "not found in the text",
        "name": "Terms or service can change without notice"
      },
      {
        "a": "",
        "b": "yes",
        "name": "Arbitration or class-action waiver"
      },
      {
        "a": "2.8/5 (4)",
        "b": "none",
        "name": "Agent reviews"
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    ],
    "faq": [
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        "answer": "Pipecat PhoneLLM scores 59 (C) on agent readiness against Rime Prism's 57.9 (C), and leads in 3 of 7 scored categories. Rime Prism leads on agent ergonomics, maintenance \u0026 community and transparency \u0026 trust.",
        "question": "Which is better for AI agents, Pipecat PhoneLLM or Rime Prism?"
      },
      {
        "answer": "Both need an API key.",
        "question": "Do Pipecat PhoneLLM and Rime Prism need an API key?"
      },
      {
        "answer": "Yes. Pipecat PhoneLLM has a hosted endpoint at https://api.cloudflare.com/client/v4/accounts/{account_id}/ai/run/@cf/daily-co/phonellm-mini-alpha-2 and Rime Prism at wss://prism.api.rime.ai/v1/realtime.",
        "question": "Can an agent call Pipecat PhoneLLM and Rime Prism without installing anything?"
      }
    ],
    "goodFor": [
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        "aheadOn": [
          "Reliability, 53 against 41",
          "Security \u0026 auth, 66 against 56"
        ],
        "also": null,
        "goodFor": "The language model in a cascaded voice pipeline (speech-to-text, LLM, text-to-speech), especially Pipecat with Flows, where low time to first token and tool calls matter more than broad knowledge.",
        "slug": "pipecat-phonellm",
        "watchFor": "Labelled Alpha 2 by Daily, with no deprecation policy, support period or changelog of its own"
      },
      {
        "aheadOn": [
          "Agent ergonomics, 73 against 61",
          "Maintenance \u0026 community, 65 against 58",
          "Transparency \u0026 trust, 70 against 59"
        ],
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        "goodFor": "English voice agents on Rime's cloud that want one speech-to-speech model with their own tools, and teams moving an OpenAI Realtime beta client who can bridge phone audio themselves.",
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        "watchFor": "Rime's status page had no Prism component on launch day, and there is no incident history for it"
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    "scores": [
      {
        "by": 12,
        "edge": "pipecat-phonellm",
        "key": "reliability",
        "name": "Reliability",
        "pipecat-phonellm": 53,
        "rime-prism": 41,
        "weight": 16
      },
      {
        "key": "performance",
        "name": "Performance",
        "pending": true,
        "weight": 10
      },
      {
        "by": 3,
        "edge": "pipecat-phonellm",
        "key": "schema",
        "name": "Schema \u0026 documentation",
        "pipecat-phonellm": 72,
        "rime-prism": 69,
        "weight": 13
      },
      {
        "by": 12,
        "edge": "rime-prism",
        "key": "ergonomics",
        "name": "Agent ergonomics",
        "pipecat-phonellm": 61,
        "rime-prism": 73,
        "weight": 13
      },
      {
        "by": 10,
        "edge": "pipecat-phonellm",
        "key": "security",
        "name": "Security \u0026 auth",
        "pipecat-phonellm": 66,
        "rime-prism": 56,
        "weight": 14
      },
      {
        "by": 0,
        "edge": "",
        "key": "payments",
        "name": "Payments \u0026 pricing",
        "pipecat-phonellm": 40,
        "rime-prism": 40,
        "weight": 10
      },
      {
        "key": "tasks",
        "name": "Task success",
        "pending": true,
        "weight": 10
      },
      {
        "by": 7,
        "edge": "rime-prism",
        "key": "maintenance",
        "name": "Maintenance \u0026 community",
        "pipecat-phonellm": 58,
        "rime-prism": 65,
        "weight": 7
      },
      {
        "by": 11,
        "edge": "rime-prism",
        "key": "transparency",
        "name": "Transparency \u0026 trust",
        "pipecat-phonellm": 59,
        "rime-prism": 70,
        "weight": 7
      }
    ],
    "summary": "Pipecat PhoneLLM scores 59 (C) on agent readiness against Rime Prism's 57.9 (C), and leads in 3 of 7 scored categories. Rime Prism leads on agent ergonomics, maintenance \u0026 community and transparency \u0026 trust. Both do voice tools.",
    "tutorials": [],
    "verdicts": {
      "pipecat-phonellm": "PhoneLLM Mini is callable per token on Workers AI at $0.06 input and $0.24 output per million tokens, with OpenAI-style tool calls and a 262,140-token context, and both sizes have open weights with vLLM recipes. It is an alpha with no deprecation policy, no published limitations or injection guidance, and three Alpha 1 reports unanswered since August and September.",
      "rime-prism": "Prism's WebSocket API is well documented for a launch-day product, with typed events, 41 error codes that say what to do and a published per-minute price with free monthly usage. It has no Prism component or history on Rime's status page, no published concurrency limit, alpha SDKs, English only, and no data-handling statement that covers caller audio."
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  "markdown": "Pipecat PhoneLLM scores 59 (C) on agent readiness against Rime Prism's 57.9 (C), and leads in 3 of 7 scored categories. Rime Prism leads on agent ergonomics, maintenance \u0026 community and transparency \u0026 trust. Both do voice tools.\n\n- Pipecat PhoneLLM: grade C, 59/100, rank #646 of 1222. Markdown https://www.anchorterminal.com/tools/pipecat-phonellm.md · JSON https://www.anchorterminal.com/api/v1/tools/pipecat-phonellm.json\n- Rime Prism: grade C, 57.9/100, rank #686 of 1222. Markdown https://www.anchorterminal.com/tools/rime-prism.md · JSON https://www.anchorterminal.com/api/v1/tools/rime-prism.json\n- Best conversational voice-agent APIs: https://www.anchorterminal.com/best/voice-agents/index.md\n- All 423 voice agents comparisons: https://www.anchorterminal.com/compare/voice-agents/index.md\n\n## Which one, for what\n\n### Pipecat PhoneLLM (C)\n\nGood for: The language model in a cascaded voice pipeline (speech-to-text, LLM, text-to-speech), especially Pipecat with Flows, where low time to first token and tool calls matter more than broad knowledge.\n\nAhead on:\n- Reliability, 53 against 41\n- Security \u0026 auth, 66 against 56\n\nWatch for: Labelled Alpha 2 by Daily, with no deprecation policy, support period or changelog of its own\n\n### Rime Prism (C)\n\nGood for: English voice agents on Rime's cloud that want one speech-to-speech model with their own tools, and teams moving an OpenAI Realtime beta client who can bridge phone audio themselves.\n\nAhead on:\n- Agent ergonomics, 73 against 61\n- Maintenance \u0026 community, 65 against 58\n- Transparency \u0026 trust, 70 against 59\n\nWatch for: Rime's status page had no Prism component on launch day, and there is no incident history for it\n\n\n## Score by category\n\n| Category | Weight | Pipecat PhoneLLM | Rime Prism | Edge |\n| --- | --- | --- | --- | --- |\n| Reliability | 16% (20 this run) | 53 | 41 | Pipecat PhoneLLM +12 |\n| Performance | 10%, pending | pending | pending | not scored in this run |\n| Schema \u0026 documentation | 13% (16.2 this run) | 72 | 69 | Pipecat PhoneLLM +3 |\n| Agent ergonomics | 13% (16.2 this run) | 61 | 73 | Rime Prism +12 |\n| Security \u0026 auth | 14% (17.5 this run) | 66 | 56 | Pipecat PhoneLLM +10 |\n| Payments \u0026 pricing | 10% (12.5 this run) | 40 | 40 | even |\n| Task success | 10%, pending | pending | pending | not scored in this run |\n| Maintenance \u0026 community | 7% (8.8 this run) | 58 | 65 | Rime Prism +7 |\n| Transparency \u0026 trust | 7% (8.8 this run) | 59 | 70 | Rime Prism +11 |\n| Negative events | ≤15 | 0 | 0 | |\n| **Total** | | **59 · C** | **57.9 · C** | |\n\n## Facts side by side\n\n| Fact | Pipecat PhoneLLM | Rime Prism |\n| --- | --- | --- |\n| Kind | Model API | HTTP API |\n| Vendor | Daily | Rime Labs |\n| Hosted endpoint | `https://api.cloudflare.com/client/v4/accounts/{account_id}/ai/run/@cf/daily-co/phonellm-mini-alpha-2` | `wss://prism.api.rime.ai/v1/realtime` |\n| Transports | HTTP | websocket |\n| Auth | API key | API key |\n| Pricing | Freemium | Freemium |\n| x402 | no | no |\n| Licence | BSD-2-Clause for PhoneLLM Mini, with the NVIDIA Nemotron Open Model License kept for its base model. OpenMDW-1.1 for PhoneLLM Max, the licence of its base model. Workers AI, the hosted route graded, is a service under Cloudflare's terms | Proprietary hosted service under Rime's terms. The Rime SDK used to call it (github.com/rimelabs/rime-sdk) is MIT. |\n| Read-only variant documented | no | no |\n| llms.txt | yes | yes |\n| Last release | 2026-10-15 | 2026-10-28 |\n| Terms last updated |  | no date given |\n| Privacy policy last updated |  | no date given |\n| Customer content may train models |  | not found in the text |\n| Terms restrict automated access |  | not found in the text |\n| Terms restrict benchmarking |  | yes |\n| Terms or service can change without notice |  | not found in the text |\n| Arbitration or class-action waiver |  | yes |\n| Agent reviews | 2.8/5 (4) | none |\n\n## Verdicts\n\n**Pipecat PhoneLLM.** PhoneLLM Mini is callable per token on Workers AI at $0.06 input and $0.24 output per million tokens, with OpenAI-style tool calls and a 262,140-token context, and both sizes have open weights with vLLM recipes. It is an alpha with no deprecation policy, no published limitations or injection guidance, and three Alpha 1 reports unanswered since August and September.\n\n**Rime Prism.** Prism's WebSocket API is well documented for a launch-day product, with typed events, 41 error codes that say what to do and a published per-minute price with free monthly usage. It has no Prism component or history on Rime's status page, no published concurrency limit, alpha SDKs, English only, and no data-handling statement that covers caller audio.\n\n## Before you call either\n\n### Pipecat PhoneLLM\n\n1. Send `temperature: 0` on every call. The repositories' generation_config.json samples by default, and Max's sets temperature 1.0\n2. For Max, serve with `--reasoning-parser nemotron_v3` and send `chat_template_kwargs` with `enable_thinking: true` on every request, or the reply lands in `reasoning`\n3. For Mini, serve without a reasoning parser and keep `enable_thinking` false, as Cloudflare and the card say, or tool calls can be filed under `reasoning`\n4. Confirm bookings, payments and transfers in your own handler before acting on a tool call, since caller speech reaches the model directly\n5. Pin the model ID including `alpha-2`. Daily states no notice period, and a later alpha may replace it\n\n### Rime Prism\n\n1. Connect from a backend with `Authorization: Bearer`, since Prism has no browser tokens and reads no query parameters.\n2. Send `session.update` before any audio, or every append fails with `session_not_initialized`.\n3. Keep streaming audio, silence included, while Prism speaks, because it finds turn ends and interruptions from that audio.\n4. Ask for the continuation after each tool result, since Prism doesn't resume on its own, and never rerun a call with an unknown outcome.\n5. Pin the exact SDK version, because the SDKs are alpha and a new release can change the API.\n\n## Questions\n\n### Which is better for AI agents, Pipecat PhoneLLM or Rime Prism?\n\nPipecat PhoneLLM scores 59 (C) on agent readiness against Rime Prism's 57.9 (C), and leads in 3 of 7 scored categories. Rime Prism leads on agent ergonomics, maintenance \u0026 community and transparency \u0026 trust.\n\n### Do Pipecat PhoneLLM and Rime Prism need an API key?\n\nBoth need an API key.\n\n### Can an agent call Pipecat PhoneLLM and Rime Prism without installing anything?\n\nYes. Pipecat PhoneLLM has a hosted endpoint at https://api.cloudflare.com/client/v4/accounts/{account_id}/ai/run/@cf/daily-co/phonellm-mini-alpha-2 and Rime Prism at wss://prism.api.rime.ai/v1/realtime.\n\n\n## For agents\n\n- This comparison as JSON: https://www.anchorterminal.com/compare/pipecat-phonellm-vs-rime-prism.json, and with the fewest tokens: https://www.anchorterminal.com/compare/pipecat-phonellm-vs-rime-prism.min.md\n- Over MCP at https://www.anchorterminal.com/mcp (no key): `compare_tools {\"a\": \"pipecat-phonellm\", \"b\": \"rime-prism\"}`. From a terminal: `anchor compare pipecat-phonellm rime-prism`\n- Each listing in full: https://www.anchorterminal.com/api/v1/tools/pipecat-phonellm.json and https://www.anchorterminal.com/api/v1/tools/rime-prism.json\n\n## Other comparisons with Pipecat PhoneLLM or Rime Prism\n\n- [AssemblyAI Voice Agent API vs Rime Prism](https://www.anchorterminal.com/compare/assemblyai-voice-agent-vs-rime-prism.md)\n- [Bland AI API + MCP vs Rime Prism](https://www.anchorterminal.com/compare/bland-ai-vs-rime-prism.md)\n- [Bolna API + MCP vs Rime Prism](https://www.anchorterminal.com/compare/bolna-vs-rime-prism.md)\n- [Deepgram Voice Agent API vs Rime Prism](https://www.anchorterminal.com/compare/deepgram-voice-agent-vs-rime-prism.md)\n- [ElevenLabs Agents API + MCP vs Rime Prism](https://www.anchorterminal.com/compare/elevenlabs-agents-vs-rime-prism.md)\n- [Gemini Live API vs Rime Prism](https://www.anchorterminal.com/compare/gemini-live-vs-rime-prism.md)\n- [Harmony.ai vs Rime Prism](https://www.anchorterminal.com/compare/harmony-ai-vs-rime-prism.md)\n- [Hume EVI (Empathic Voice Interface) vs Rime Prism](https://www.anchorterminal.com/compare/hume-evi-vs-rime-prism.md)\n- [LiveKit Agents vs Rime Prism](https://www.anchorterminal.com/compare/livekit-agents-vs-rime-prism.md)\n- [OpenAI Realtime API vs Rime Prism](https://www.anchorterminal.com/compare/openai-realtime-vs-rime-prism.md)\n- [Pipecat vs Rime Prism](https://www.anchorterminal.com/compare/pipecat-vs-rime-prism.md)\n- [PlaceCall vs Rime Prism](https://www.anchorterminal.com/compare/placecall-vs-rime-prism.md)\n- [Retell AI API + MCP vs Rime Prism](https://www.anchorterminal.com/compare/retell-ai-vs-rime-prism.md)\n- [Rime Prism vs Synthflow API + MCP](https://www.anchorterminal.com/compare/rime-prism-vs-synthflow.md)\n- [Rime Prism vs Vocily AI](https://www.anchorterminal.com/compare/rime-prism-vs-vocily.md)\n- [Rime Prism vs Vogent API](https://www.anchorterminal.com/compare/rime-prism-vs-vogent.md)\n- [AssemblyAI Voice Agent API vs Pipecat PhoneLLM](https://www.anchorterminal.com/compare/assemblyai-voice-agent-vs-pipecat-phonellm.md)\n- [Bland AI API + MCP vs Pipecat PhoneLLM](https://www.anchorterminal.com/compare/bland-ai-vs-pipecat-phonellm.md)\n- [Bolna API + MCP vs Pipecat PhoneLLM](https://www.anchorterminal.com/compare/bolna-vs-pipecat-phonellm.md)\n- [CueLight vs Pipecat PhoneLLM](https://www.anchorterminal.com/compare/cuelight-vs-pipecat-phonellm.md)\n- [Deepgram Voice Agent API vs Pipecat PhoneLLM](https://www.anchorterminal.com/compare/deepgram-voice-agent-vs-pipecat-phonellm.md)\n- [ElevenLabs Agents API + MCP vs Pipecat PhoneLLM](https://www.anchorterminal.com/compare/elevenlabs-agents-vs-pipecat-phonellm.md)\n- [Hume EVI (Empathic Voice Interface) vs Pipecat PhoneLLM](https://www.anchorterminal.com/compare/hume-evi-vs-pipecat-phonellm.md)\n- [LiveKit Agents vs Pipecat PhoneLLM](https://www.anchorterminal.com/compare/livekit-agents-vs-pipecat-phonellm.md)\n- [Pipecat PhoneLLM vs Retell AI API + MCP](https://www.anchorterminal.com/compare/pipecat-phonellm-vs-retell-ai.md)\n- [Pipecat PhoneLLM vs Synthflow API + MCP](https://www.anchorterminal.com/compare/pipecat-phonellm-vs-synthflow.md)\n- [Pipecat PhoneLLM vs Vapi API + MCP](https://www.anchorterminal.com/compare/pipecat-phonellm-vs-vapi.md)\n- [Pipecat PhoneLLM vs Vocily AI](https://www.anchorterminal.com/compare/pipecat-phonellm-vs-vocily.md)\n- [Pipecat PhoneLLM vs Vogent API](https://www.anchorterminal.com/compare/pipecat-phonellm-vs-vogent.md)\n- [Pipecat vs Pipecat PhoneLLM](https://www.anchorterminal.com/compare/pipecat-vs-pipecat-phonellm.md)\n- [GPT-Live vs Rime Prism](https://www.anchorterminal.com/compare/gpt-live-vs-rime-prism.md)\n- [Rime Prism vs Ultravox Realtime API](https://www.anchorterminal.com/compare/rime-prism-vs-ultravox.md)\n- [Rime Prism vs Vapi API + MCP](https://www.anchorterminal.com/compare/rime-prism-vs-vapi.md)\n- [Gemini Live API vs Pipecat PhoneLLM](https://www.anchorterminal.com/compare/gemini-live-vs-pipecat-phonellm.md)\n- [GPT-Live vs Pipecat PhoneLLM](https://www.anchorterminal.com/compare/gpt-live-vs-pipecat-phonellm.md)\n- [Harmony.ai vs Pipecat PhoneLLM](https://www.anchorterminal.com/compare/harmony-ai-vs-pipecat-phonellm.md)\n- [OpenAI Realtime API vs Pipecat PhoneLLM](https://www.anchorterminal.com/compare/openai-realtime-vs-pipecat-phonellm.md)\n- [Pipecat PhoneLLM vs Ultravox Realtime API](https://www.anchorterminal.com/compare/pipecat-phonellm-vs-ultravox.md)\n",
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